# Service bulletin 18\-026\-20

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10175165
- Published by NHTSA: 2020\-05\-18
- Manufacturer's number: 18\-026\-20
- Manufacturer's date: 2020\-03\-25
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)

## NHTSA's summary

Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Engine Control Module \(ECM\), also known as a PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following DTCs have been set:P0106\-00 \- Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance. P013A\-00 \- O2 Sensor Slow Response Rich To Lean Bank 1 Sensor 2. P015A\-00 \- O2 Sensor Delayed Response Rich To Lean Bank 1 Sensor 1. P1CEA\-00 \- Boost Side EVAP Purge System Performance. P0096\-00 \- Intake Air Temperature Sensor 2 Circuit Range\-Performance. P04DB\-00 \- Crankcase Ventilation System Disconnected. P024A\-00 \- Charge Air Cooler Bypass Control "A" Range/Performance. P2097\-00 \- Post Catalyst Fuel Trim System Rich. P2B2F\-00 \- Fan 1 Performance/Stuck Off. P24D6\-00 \- EVAP System Pressure Sensor/Switch "B" Circuit Range/Performance. P01BA\-00 \- Engine Oil Temperature Sensor "B" Range/Performance. P026E\-00 \- Charge Air Cooler Coolant Pump Performance. P164E\-00 \- A/C Clutch Relay Control Range/Performance. P0191\-00 \- Fuel Rail Pressure Sensor "A" Circuit Range/Performance. P2299\-00 \- Brake Pedal Position/Accelerator Pedal Position Incompatible. U1008\-00 \- LIN 1 BUS. Customers may experience one or more of the following:Not passing vehicle certification during state inspections if performed after a system reset. Driveability issues. Engine misfire when cold. In addition, the following improvements are also available:Turbo coolant pump after run duration and on\-off strategy update, to improve turbo O\-ring durability. Message ?S\&S Not Available? will be changed to ?Hood Open?. Improved idle stability during tip in tip out. Improved idle stability during an Engine Start Stop \(ESS\) event.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10175165-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10175165-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Equipment and accessories, Transmission and driveline, Automatic transmission, Software, Transmission control module

## Trouble codes named

P0096, P0106, P013A, P015A, P0191, P01BA, P024A, P026E, P04DB, P164E, P1CEA, P2097, P2299, P24D6, P2B2F, U1008

## Vehicles listed

- 2018 ALFA ROMEO STELVIO

## Other bulletins for the same vehicles and component

- [1801721](/bulletins/10220605.md), 2022-09-26, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM. Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the PCM with the latest available softwareand replacing the oil vapor recovery tube. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or moreof the following Diagnostic Trouble Codes \(DTCs\) have been set:P032D\-00 \- Knock Sensor 3 Circuit High. P008A\-00 \- Low Pressure Fuel System Pressure \- Too Low. P034C\-00 \- Ion Sense System Performance. P051B\-00 \- Crankcase Pressure Sensor Circuit Range/Performance.
- [S2018000012](/bulletins/10184702.md), 2020-12-28, Service bulletin: ELECTRICAL SYSTEM; ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Check engine lamp on. Fault code P0244\- TURBOCHARGER/SUPERCHARGER WASTEGATE SOLENOID "A" RANGE/PERFORMANCE is set in the Powertrain Control Module \(PCM a.k.a. ECM\) after the turbocharger assembly has been replaced.
- [S2018000012](/bulletins/10184402.md), 2020-12-21, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER; ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Check engine lamp on. Fault code P0244\- TURBOCHARGER/SUPERCHARGER WASTEGATE SOLENOID "A" RANGE/PERFORMANCE is set in the Powertrain Control Module \(PCM a.k.a. ECM\) after the turbocharger assembly has been replaced.
- [S2018000011](/bulletins/10183038.md), 2020-11-30, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Issue includes a fault code\(s\) set in the Powertrain Control Module \(PCM\) for P0299, P0300, P0301, P0302, P0303, and/or P0304 after performing the PCM software update process for Customer Satisfaction Notification \(CSN\) W05.
- [S2008000010](/bulletins/10178642.md), 2020-08-24, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
- [08\-065\-20](/bulletins/10177540.md), 2020-07-27, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RAN RAP RAG and RSD 2.5 Radio Software Enhancements This bulletin involves inspecting and if required, updating the radio to software level to MV 090.000.061The customer should be informed that after the reprogram, the radio will need to have the phones paired to theEntertainment Telematics Module \(ETM\). The operative details for pairing telephones and settings are shown in the Owner Handbook of the infotainment module. Some customers may experience one or more of the following: Radio may reboot while driving.Software update will help correct existing issue. Radio stays on if you exit the vehicle during a phone call. When the vehicle is remote started the radio will turn on at the previously set volume level.
- [S2008000017](/bulletins/10175467.md), 2020-05-26, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. ESS Unavailable In Areas 5,250 Feet \(1600 Meters\) Above Sea Level
- [08\-029\-20](/bulletins/10175124.md), 2020-05-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; BACK OVER PREVENTION. RAN RAP RAJ RAG and RSD Radio Software Enhancements This bulletin involves inspecting and if required, updating the radio to software level MV\-002.010.041.The customer should be informed that after the reprogram, the radio will need to have the phones paired to the Entertainment Telematics Module \(ETM\). The operative details for pairing telephones and settings are shown in theOwner Handbook of the infotainment module. Some customers may experience one or more of the following:Voice commands not recognized, especially in SiriusXM®. Can?t select certain character in navigation, character grayed out. Radio may reboot while driving. Tweeter noise during audio streaming. Ipod Nano® not recognized. Voice recognition does not work when setting an address in Spanish. In addition, the following improvements are included:Stability improvements, to help prevent the radios from rebooting and freezing. Preset management improvements, for better usability. Additional phone compatibility improvements on phones not tested in the past.
- [W05](/bulletins/10175111.md), 2020-05-18, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Customer Satisfaction Notification W05 Reprogram Powertrain Control Module

JSON: [/v1/bulletins/10175165](/v1/bulletins/10175165)

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